Averages of real eBay sold listings for used parts, 1978 model years.
💰 About $183 in resellable used parts on a Mercury Monarch.
Scan your VIN — see all part prices free →| Part | Recent avg |
|---|---|
| Window Regulator | $219.65 |
| Wiper Motor | $219.65 |
| Tail Light | $53.00 |
The free scanner shows 3 priced parts per vehicle; Pulse Pro unlocks every part.
Data updated Aug 23, 2026. Prices vary with condition and completeness.